Well, since it's already been bumped back...
1. manufacturing processes are more expensive
2. They offer more "premium" finishes that require more time and human interaction
3. Brand equity/marketing/target demographic
https://www.hrewheels.com/news/insid...1#.XDYS_1VKjb0
22lb for a 21" wheel isn't heavy, although i'm sure they have some very heavy models as well. I discussed a bunch of stuff that indirectly touches this subject in the old grumpy assholes thread. I could speak on this for hours but I don't have the time for that.